Unble to access public class of Swift embedded framework in objective-c project

Question

I have an issue regarding embedded framework.

I have developed a framework in swift language with minimum devlopment target iOS 9.0 and xcode 11.3.1.

I have successfully imported in objective c project which have minimum development target iOS 9.0, but unable to access public class and it's showing unknown type error.

Please suggest what I will do